1266133 has 16 divisors (see below), whose sum is σ = 1474560. Its totient is φ = 1076400.

The previous prime is 1266113. The next prime is 1266149. The reversal of 1266133 is 3316621.

It is a cyclic number.

It is not a de Polignac number, because 1266133 - 2⁵ = 1266101 is a prime.

It is a Duffinian number.

1266133 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1266113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15988 + ... + 16066.

It is an arithmetic number, because the mean of its divisors is an integer number (92160).

2^1266133 is an apocalyptic number.

It is an amenable number.

1266133 is a deficient number, since it is larger than the sum of its proper divisors (208427).

1266133 is a wasteful number, since it uses less digits than its factorization.

1266133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168.

The product of its digits is 648, while the sum is 22.

The square root of 1266133 is about 1125.2257551265. The cubic root of 1266133 is about 108.1831881884.

The spelling of 1266133 in words is "one million, two hundred sixty-six thousand, one hundred thirty-three".